Sheet feeding device and image forming apparatus

Details Sheet feeding device and image forming apparatus Sheet feeding device and image forming apparatus

2011-06-28

2011-06-28

Yan, Ren (Department: 2854)

Electrophotography

Document handling

Copy

C412S004000

Reexamination Certificate

active

07970339

ABSTRACT:
A bookbinding apparatus, having a sheet bundle storing device to store a sheet bundle, a grasping device to grasp the sheet bundle stored in the sheet bundle storing device, a square spine forming device to form a square spine, wherein a pair of forming members bend a coversheet bonded onto a back section of the sheet bundle grasped by the grasping device, a pressure force controlling device to vary a pressure force of the pair of forming members to press a bending section of the coversheet in accordance with bookbinding conditions.

REFERENCES:
patent: 5609333 (1997-03-01), Mandel et al.
patent: 5735515 (1998-04-01), Hayashi et al.
patent: 09207245 (1997-08-01), None
patent: 10-181237 (1998-07-01), None
patent: 10181237 (1998-07-01), None
patent: 2004-209859 (2004-07-01), None
patent: 2004-209870 (2004-07-01), None
patent: 2004209870 (2004-07-01), None
Japanese Office Action dated Sep. 9, 2008.

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